Luiza Portnoff, D.D.S
Oral and Maxillofacial Surgery (Dentist) · Santa Clarita, CA
Luiza Portnoff, D.D.S is an oral and maxillofacial surgery (dentist) with a practice address in Santa Clarita, California, and NPI 1003235169, issued on Apr 15, 2014. Check the license (California 63572, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Luiza Portnoff
- Credential
- D.D.S
- Primary taxonomy
- Oral and Maxillofacial Surgery (Dentist) 1223S0112X
- License number
- 63572 CA
Self-reported in NPPES; status is on the state search - Practice location
- 23453 Lyons Ave, Santa Clarita, CA 91355
- Phone
- (661) 656-4545
- Enumerated
- Apr 15, 2014
- Record last updated
- Jul 15, 2026
- Entity
- Type 1 · individual
8 nearest oral and maxillofacial surgery (dentist) records → All 987 in California → Look up another NPI →
Verify Luiza Portnoff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 63572Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% more Medicare Part D claims than the average oral and maxillofacial surgery (dentist) in 2024
624 Medicare Part D claims for 251 beneficiaries, against an average of 406 among the 5,870 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 191 claims were for opioids.
Most prescribed
- Amoxicillin201 claims
- Ibuprofen153 claims
- Hydrocodone-Acetaminophen139 claims
- Acetaminophen-Codeine51 claims
- Chlorhexidine Gluconate36 claims
- Clindamycin Hcl30 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Luiza Portnoff among 987 oral and maxillofacial surgery (dentist) records in California
Luiza Portnoff, D.D.S is one of 987 oral and maxillofacial surgery (dentist) records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 81% of them.
- NPI issued2014 · 81% of these records are older, 16% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% of these records are
- Record last updated2026 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223S0112X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Oral and Maxillofacial Surgery (Dentist) providers in California
There are 987 oral and maxillofacial surgery (dentist) records in California.
All 987 in California → Every provider in Santa Clarita → Oral and Maxillofacial Surgery (Dentist) nationwide →
The 8 oral and maxillofacial surgery (dentist) records with the nearest ZIP codes
- Ryan CollettaValencia, CA 913551962793174
- Amin Javid, DDSValencia, CA 913551962530550
- Pedram Marhabi, DDSValencia, CA 913551669657664
- Robert Mower, D.D.S.Valencia, CA 913551033256789
- John Pick, DMDValencia, CA 913551699714105
- Brent Ramsey, DDSValencia, CA 913551497014146
- Rohin AmbaramTarzana, CA 913561457747123
- Jean-Paul Davis, DDS, MSCTarzana, CA 913561376746024
Common questions
What is Luiza Portnoff, D.D.S's NPI number?
Luiza Portnoff, D.D.S's National Provider Identifier (NPI) is 1003235169, issued on Apr 15, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Luiza Portnoff, D.D.S located?
The NPPES record lists a practice address at 23453 Lyons Ave, Santa Clarita, CA, 91355. Phone: (661) 656-4545. Providers update this record themselves, so call before visiting.
How can I verify Luiza Portnoff, D.D.S's license?
NPPES lists California license number 63572, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Luiza Portnoff, D.D.S prescribe under Medicare Part D?
In 2024, Luiza Portnoff, D.D.S had 624 Medicare Part D claims for 251 beneficiaries; the average among oral and maxillofacial surgery (dentist) prescribers was 406. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.